diff --git a/mozilla/db/sqlite3/src/sqlite.def b/mozilla/db/sqlite3/src/sqlite.def
index ae39ec34b37..2cd57c7c217 100644
--- a/mozilla/db/sqlite3/src/sqlite.def
+++ b/mozilla/db/sqlite3/src/sqlite.def
@@ -111,9 +111,7 @@ EXPORTS
         sqlite3_mutex_alloc
         sqlite3_mutex_enter
         sqlite3_mutex_free
-        sqlite3_mutex_held
         sqlite3_mutex_leave
-        sqlite3_mutex_notheld
         sqlite3_mutex_try
         sqlite3_mprintf
         sqlite3_open